/**index.wxss**/
/* pages/index/index.wxss */
page {
  width: 100%;
  height: 100%;
}
 
.test-bg {
  position: fixed;
  bottom: 0;
}
.histroy {
  position: fixed;
  color: #888888;
  font-size: 15px;
  top: 0rpx;
  text-align: right;
  width: 730rpx;
  word-wrap: break-word;
} 
.screen {
  position: fixed;
  color: #000000;
  font-size: 30px;
  bottom: 780rpx;
  text-align: right;
  width: 730rpx;
  word-wrap: break-word;
}
 
.btnGroup {
  display: flex; /*弹性显示结构*/
  flex-direction: row;/*横向显示*/
}
 
.item {
  width: 192rpx;
  line-height: 148rpx;
  border-radius: 5%;
  text-align: center;
}
 
.green {
  /* 前景色 */
  color: #ffffff;
  border: solid 1rpx #ffffff;
  /* 背景色 */
  background: #ff7b00;
}
 
.blue {
  /* 前景色 */
  color: #000000;
  border: solid 1rpx #ffffff;
  /* 背景色 */
  background: #eeeeee;
}